I suspected an update which got installed during shut down. I was not able to fix it with diskpart, bootrec, bcdedit and restore from Backup. It had also nothing to do with EFI (secure boot) or BIOS mode. Hard drive and file system are OK – I can see all the data from PartedMagic linux environment. Also, TestDisk was what I previously used to fix MBR.
Found my USB CD-ROM drive, put the real disk in there, and ran bootrec /fixmbr, bootrec /fixboot, and bootrec /rebuildbcd with no issues. Windows then started fine, both from grub and when the secondary hard-drive was chosen from the bios boot list. Open Advanced Startup Options , if using Windows 10 or Windows 8 and System Recovery Options , if using Windows 7 or Windows Vista.
How To Back Up And Restore The Bcd File In Windows 10
Then, choose "Startup Repair" and follow the on-screen institutions to do it. For Windows 10 UEFI boot repair, you can perform an automatic startup repair or using command prompt to complete.
This option will scan all drives to find all compatible installations and it will display the entries that are not in the BCD store. That would be all, we hope this article helps to resolve the BCD error 0xc000000f on your PC. In case, none of these fixes help, either use previously created system restore points or perform a clean installation of Windows 10. After performing a Veritas System Recovery (SSR) 2010/2011/2012 restore of a Windows vista/7/2008 system, the system fails to boot and a BIOS level text error message is displayed. Rebooting a Windows Server 2016 VM in VMware Esxi 6.5 failed with "OS not found".
- You will need to upgrade to Windows 8.1 afterwards.
- Similar to a refresh of the system, if you upgraded from Windows 8 to Windows 8.1, the reset will restore Windows 8.0.
- Windows 10 can be restored to factory settings by either performing a “refresh” of your PC (without affecting your files) or by performing a “reset” (this removes personal files).
- A “reset” of Windows 8 removes all personal files from your computer.
- Applications installed will be removed and a backup folder will be created for them.
Using The Installation Disc
To access Windows 10 recovery environment, turn your computer on and off three times. While booting, ensure you turn off the computer when you see the Windows logo. Click "Advanced options" when the recovery screen appears.
The step-by-step instructions are given each part, check the guides carefully. You need to select the boot mode according to the type of disk on your system. If you want to start an MBR system disk, you can select Legacy support instead of UEFI in boot mode. To start a GPT system disk, you need to select UEFI. Use the ScanOS option when the Boot Manager menu doesn’t list all the operating systems installed on your device.
How To Repair The Efi Bootloader On A Gpt Hdd For Windows 7, 8, 8.1 And 10
Before I used TestDisk, I wasn’t even able to access the partition. My problem is definitely the incorrect BCD file, and I would really like to know why I can’t recreate it and fix xlive.dll error what is that requested system device he can’t find. It would only start the UEFI boot when I manually selected it. Otherwise it would still boot from the DVD-ROM but not in UEFI mode. After I selected UEFI, I could both manually and automatically repair my windows 7 system.